@article{ref1,
title="Cardiac patient and driving ability",
journal="Therapeutische Umschau Revue Therapeutique",
year="1974",
author="Hartmann, H.",
volume="31",
number="9",
pages="601-605",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0040-5930",
doi="",
url="http://dx.doi.org/"
}